12:00am

Space exploration

On today's Your Call, in light of NASA’s historic landing of the $2.5 billion “Curiosity” rover on Mars, we’ll talk about space. A planning group is taking a look at how the agency will continue exploring Mars beyond the missions operating today. Who decides where we explore? What space missions are we NOT hearing about? Join us at 10am PST or post a comment here. What role do you think NASA should play in the future? It’s Your Call with Holly Kernan, and you.

Health, Science, Environment

What’s the size of a car, but travels 13,000 miles an hour? That would be the Curiosity Mars Rover, which touched down on the Red Planet last night after eight months of travel and what NASA engineers called “seven minutes of terror.”